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NaBeNb

Alexandria ALEX

Alex-ID: agm003045299 · Space group: Pnma (#62)

Basic Information

Formula
NaBeNb
Alex-ID
agm003045299
Elements
3
Sites
12
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
206.92
ų
Cell a
7.9116
Å
Cell b
2.5266
Å
Cell c
10.3512
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
NaBeNb
Na
4.00 · 33.3%
Nb
4.00 · 33.3%
Be
4.00 · 33.3%

Energy & Stability

Energy above hull
0.5809
eV/atom
Formation energy
0.4593
eV/atom
Corrected total energy
-54.9489
eV
Raw total energy
-54.9489
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0027
eV
DOS at Fermi level
5.0100
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC_20_spg62

Decomposition

Be3Nb Na Be2Nb3

Computed at

2016-03-01 01:01:21

Citation

Alexandria website
https://alexandria.icams.rub.de/
Attribution

The crystal structure and related material properties of this entry were obtained from the Alexandria database (Alex-ID: agm003045299).

Reference

Th. Cavignac, J. Schmidt, P.-P. De Breuck, A. Loew, T. F. T. Cerqueira, H.-C. Wang, A. Bochkarev, Y. Lysogorskiy, A. H. Romero, R. Drautz, S. Botti and M. A. L. Marques. AI-Driven expansion and application of the Alexandria database. J. Phys. Mater. 9, 025014 (2026). https://doi.org/10.1088/2515-7639/ae6620

BibTeX
@article{Cavignac2026Alexandria,
  author  = {Cavignac, Th{\'e}o and Schmidt, Jonathan and De Breuck, Pierre-Paul and Loew, Antoine
             and Cerqueira, Tiago F. T. and Wang, Hai-Chen and Bochkarev, Anton
             and Lysogorskiy, Yury and Romero, Aldo H. and Drautz, Ralf and Botti, Silvana
             and Marques, Miguel A. L.},
  title   = {{AI}-Driven expansion and application of the {A}lexandria database},
  journal = {Journal of Physics: Materials},
  year    = {2026},
  volume  = {9},
  number  = {2},
  pages   = {025014},
  doi     = {10.1088/2515-7639/ae6620},
  url     = {https://doi.org/10.1088/2515-7639/ae6620}
}

3D Crystal Structure Rendering

Loading 3D structure…

Style: Ball & Stick
Raw CIF Data
# CIF generated by HEAS from Alexandria entry agm003045299
data_agm003045299
_cell_length_a     7.91161
_cell_length_b     2.52665
_cell_length_c     10.35118
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       206.91865
_symmetry_space_group_name_H-M 'P 1'
_symmetry_Int_Tables_number 1
loop_
_symmetry_equiv_pos_as_xyz
  'x, y, z'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
  Na1 Na 0.83918 0.25000 0.42129 1.00000
  Na2 Na 0.66082 0.75000 0.92129 1.00000
  Na3 Na 0.16082 0.75000 0.57871 1.00000
  Na4 Na 0.33918 0.25000 0.07871 1.00000
  Nb1 Nb 0.44364 0.25000 0.37265 1.00000
  Nb2 Nb 0.05636 0.75000 0.87265 1.00000
  Nb3 Nb 0.55636 0.75000 0.62735 1.00000
  Nb4 Nb 0.94364 0.25000 0.12735 1.00000
  Be1 Be 0.84047 0.25000 0.70896 1.00000
  Be2 Be 0.65953 0.75000 0.20896 1.00000
  Be3 Be 0.15953 0.75000 0.29104 1.00000
  Be4 Be 0.34047 0.25000 0.79104 1.00000
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